Kelly Osbourne gets candid about ‘biggest fight’ she has ever had with baby daddy Sid Wilson over son’s last name: ‘This is personal’

They’ve been friends for 25 years and an item for the last two-plus years, and now Kelly Osbourne is getting candid about the biggest fight she has had with her partner and baby daddy, Sid Wilson. 

In an episode of

released on February 20, the television personality revealed she had a huge blowup fight with her boyfriend, who’s the DJ in the mask-wearing heavy metal band Slipknot, over their baby boy’s last name. 

‘Okay, this is personal, and I didn’t expect to ever…